/* =========================================================================
 * Brand North — Site chrome (header, nav, mobile nav, footer)
 * ========================================================================= */

/* ---------- Header / sticky bar ----------------------------------------- */
.bn-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: color-mix(in srgb, var(--bn-bg) 80%, transparent);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid var(--bn-border-subtle);
  transition: background-color var(--dur-base) var(--ease-out-quart),
              border-color var(--dur-base) var(--ease-out-quart);
}

.bn-header[data-scrolled="true"] {
  background-color: color-mix(in srgb, var(--bn-bg) 96%, transparent);
}

.bn-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding-block: var(--space-4);
}

.bn-header__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--bn-text-primary);
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-body-l);
  letter-spacing: -0.01em;
  z-index: 2;
}

.bn-header__logo-mark {
  display: inline-flex;
  width: 22px;
  height: 22px;
}

.bn-header__logo-text {
  display: inline-block;
}

/* WP custom-logo wrapper (auto-injected by the_custom_logo) */
.bn-header__logo--image .custom-logo-link {
  display: inline-flex;
  align-items: center;
}

.bn-header__logo--image .custom-logo {
  display: block;
  height: 28px;
  width: auto;
  max-width: 180px;
}

@media (max-width: 768px) {
  .bn-header__logo--image .custom-logo {
    height: 24px;
    max-width: 140px;
  }
}

/* Primary navigation -------------------------------------------------------- */
.bn-header__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.bn-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.bn-nav > li > a,
.bn-nav > li > .bn-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  font-family: var(--font-display);
  font-size: var(--fs-body-s);
  font-weight: var(--fw-medium);
  letter-spacing: -0.005em;
  color: var(--bn-text-secondary);
  border-radius: var(--radius-md);
  transition: color var(--dur-fast) var(--ease-out-quart),
              background-color var(--dur-fast) var(--ease-out-quart);
}

.bn-nav > li > a:hover,
.bn-nav > li > a:focus-visible,
.bn-nav > li.current-menu-item > a {
  color: var(--bn-text-primary);
}

.bn-nav > li > a::after {
  content: '';
  position: absolute;
  inset: auto 14px 6px;
  height: 1px;
  background-color: var(--bn-accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--dur-fast) var(--ease-out-quart);
}

.bn-nav > li.current-menu-item > a::after,
.bn-nav > li > a[aria-current="page"]::after,
.bn-nav > li > a:hover::after {
  transform: scaleX(0.4);
}

/* Submenu -------------------------------------------------------------------- */
.bn-nav .sub-menu {
  position: absolute;
  inset-block-start: calc(100% + 8px);
  inset-inline-start: 0;
  min-width: 240px;
  margin: 0;
  padding: var(--space-2);
  list-style: none;
  background-color: var(--bn-bg-elevated);
  border: 1px solid var(--bn-border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-elevated);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition:
    opacity var(--dur-fast) var(--ease-out-quart),
    transform var(--dur-fast) var(--ease-out-quart),
    visibility var(--dur-fast);
}

.bn-nav > li {
  position: relative;
}

.bn-nav > li:hover > .sub-menu,
.bn-nav > li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.bn-nav .sub-menu a {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-body-s);
  color: var(--bn-text-secondary);
  transition: background-color var(--dur-fast) var(--ease-out-quart),
              color var(--dur-fast) var(--ease-out-quart);
}

.bn-nav .sub-menu a:hover,
.bn-nav .sub-menu a:focus-visible {
  background-color: var(--bn-bg-hover);
  color: var(--bn-text-primary);
}

/* Header CTA ---------------------------------------------------------------- */
.bn-header__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  z-index: 2;
}

.bn-theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--bn-border-subtle);
  color: var(--bn-text-secondary);
  background: transparent;
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-out-quart),
              color var(--dur-fast) var(--ease-out-quart);
}

.bn-theme-toggle:hover {
  border-color: var(--bn-border-strong);
  color: var(--bn-text-primary);
}

.bn-theme-toggle svg { width: 16px; height: 16px; }

/* Mobile toggle ------------------------------------------------------------- */
.bn-header__menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid var(--bn-border-subtle);
  position: relative;
  z-index: 2;
}

.bn-header__menu-toggle-bar {
  position: absolute;
  inset-inline: 11px;
  height: 1.5px;
  background-color: var(--bn-text-primary);
  border-radius: 1px;
  transition: transform var(--dur-base) var(--ease-out-quart),
              top var(--dur-base) var(--ease-out-quart),
              opacity var(--dur-fast) var(--ease-out-quart);
}

.bn-header__menu-toggle-bar:nth-child(1) { top: 14px; }
.bn-header__menu-toggle-bar:nth-child(2) { top: 22px; }

.bn-header__menu-toggle[aria-expanded="true"] .bn-header__menu-toggle-bar:nth-child(1) {
  top: 18px;
  transform: rotate(45deg);
}
.bn-header__menu-toggle[aria-expanded="true"] .bn-header__menu-toggle-bar:nth-child(2) {
  top: 18px;
  transform: rotate(-45deg);
}

@media (max-width: 1024px) {
  .bn-header__menu-toggle { display: block; }
  .bn-header__nav {
    position: fixed;
    inset: 0;
    z-index: var(--z-overlay);
    background-color: var(--bn-bg);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 96px var(--gutter) var(--space-7);
    transform: translateX(100%);
    transition: transform var(--dur-medium) var(--ease-out-quart);
    overflow-y: auto;
  }
  .bn-header__nav[data-bn-open="true"] {
    transform: translateX(0);
  }
  .bn-nav {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }
  .bn-nav > li {
    border-bottom: 1px solid var(--bn-border-subtle);
  }
  .bn-nav > li > a {
    padding-block: var(--space-4);
    font-size: var(--fs-h3);
    color: var(--bn-text-primary);
  }
  .bn-nav > li > a::after { display: none; }
  .bn-nav .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0 0 var(--space-4) var(--space-3);
    margin: 0;
  }
  .bn-nav .sub-menu a {
    color: var(--bn-text-secondary);
    padding: 8px 4px;
  }
  body[data-bn-nav-open="true"] {
    overflow: hidden;
  }
}

@media (min-width: 1025px) {
  .bn-header__menu-toggle { display: none !important; }
}

/* ---------- Footer ------------------------------------------------------- */
.bn-footer {
  position: relative;
  background-color: var(--bn-bg);
  border-top: 1px solid var(--bn-border-subtle);
  padding-block: var(--section-pad-y-md);
  margin-top: var(--space-9);
}

.bn-footer__pull {
  font-family: var(--font-display);
  font-size: clamp(36px, 6vw, 72px);
  line-height: 1.05;
  font-weight: var(--fw-semibold);
  letter-spacing: var(--tracking-tight);
  color: var(--bn-text-primary);
  max-width: 14ch;
  margin-bottom: var(--space-8);
  text-wrap: balance;
}

.bn-footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr) 1.4fr;
  gap: var(--space-7);
  padding-block: var(--space-7);
  border-top: 1px solid var(--bn-border-subtle);
}

@media (max-width: 1024px) {
  .bn-footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .bn-footer__grid {
    grid-template-columns: 1fr;
  }
}

.bn-footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.bn-footer__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--bn-text-primary);
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-h4);
  letter-spacing: -0.01em;
}

.bn-footer__logo--image img {
  display: block;
  height: 36px;
  width: auto;
  max-width: 200px;
}

.bn-footer__tagline {
  font-size: var(--fs-body);
  color: var(--bn-text-secondary);
  max-width: 36ch;
}

.bn-footer__col-title {
  font-family: var(--font-mono);
  font-size: var(--fs-mono-micro);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  font-weight: var(--fw-medium);
  color: var(--bn-text-mono-label);
  margin-bottom: var(--space-4);
}

.bn-footer__menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.bn-footer__menu a {
  font-size: var(--fs-body-s);
  color: var(--bn-text-secondary);
  transition: color var(--dur-fast) var(--ease-out-quart);
}

.bn-footer__menu a:hover { color: var(--bn-text-primary); }

.bn-footer__address {
  font-size: var(--fs-body-s);
  color: var(--bn-text-secondary);
  line-height: var(--lh-body-s);
}

.bn-footer__phone {
  display: inline-flex;
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--fs-mono-body);
  color: var(--bn-text-primary);
  font-weight: var(--fw-medium);
}

.bn-footer__phone:hover { color: var(--bn-accent); }

.bn-footer__social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.bn-footer__social a {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--bn-border-subtle);
  color: var(--bn-text-secondary);
  transition: color var(--dur-fast) var(--ease-out-quart),
              border-color var(--dur-fast) var(--ease-out-quart);
}

.bn-footer__social a:hover {
  color: var(--bn-text-primary);
  border-color: var(--bn-border-strong);
}

.bn-footer__social svg { width: 16px; height: 16px; }

.bn-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: var(--space-5);
  border-top: 1px solid var(--bn-border-subtle);
  font-family: var(--font-mono);
  font-size: var(--fs-mono-micro);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--bn-text-mono-label);
}

.bn-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.bn-footer__legal a {
  color: var(--bn-text-secondary);
}

.bn-footer__legal a:hover { color: var(--bn-text-primary); }

.bn-footer__credit {
  font-family: var(--font-mono);
  font-size: var(--fs-mono-micro);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--bn-text-mono-label);
}